16069894277 has 2 divisors, whose sum is σ = 16069894278. Its totient is φ = 16069894276.

The previous prime is 16069894259. The next prime is 16069894391. The reversal of 16069894277 is 77249896061.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13586466721 + 2483427556 = 116561^2 + 49834^2 .

It is a cyclic number.

It is not a de Polignac number, because 16069894277 - 2⁸ = 16069894021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16069894237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8034947138 + 8034947139.

It is an arithmetic number, because the mean of its divisors is an integer number (8034947139).

Almost surely, 2^16069894277 is an apocalyptic number.

It is an amenable number.

16069894277 is a deficient number, since it is larger than the sum of its proper divisors (1).

16069894277 is an equidigital number, since it uses as much as digits as its factorization.

16069894277 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9144576, while the sum is 59.

The spelling of 16069894277 in words is "sixteen billion, sixty-nine million, eight hundred ninety-four thousand, two hundred seventy-seven".